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MG Chemicals 4228A – Red Dielectric Varnish

MG Chemicals 4228A – Red Dielectric Coating

Elevate your industrial processes with MG Chemicals 4228A – Red Dielectric Coating, specifically engineered to provide superior insulation. This HAPs-free, 1-part varnish is easy-to-use and adheres remarkably well to a variety of substrates including metals, glass and most plastics. With its distinctive red colour, inspecting coating coverage is a breeze. When it comes to insulating high-voltage parts such as motor windings and transformer coils against arcing, discharge and corrosion, trust MG Chemicals 4228A for unmatched protection. For a clearcoat solution, explore our 4226A variant or for insulation class H protection, our 4228 variant. Choose MG Chemicals 4228A – Red Dielectric Coating today and witness enhanced efficiency, durability, and performance.

MG Chemicals 4228A – Red Dielectric Coating

Product Overview

The MG Chemicals 4228A – Red Dielectric Coating is a top-quality insulating varnish designed to provide optimum protection for a vast range of applications. This single-component, low-viscosity varnish is highly user-friendly and free from hazardous air pollutants (HAPs), ensuring environmental safety while delivering peak performance.

Created to withstand and insulate high voltage parts such as motor windings and transformer coils, this varnish offers protection against arcing and discharge. It also shields metals against corrosion, extending the lifespan of your components.

The varnish’s striking red colour serves as an easy visual aid for operators to inspect coating coverage. For those who prefer a clearcoat option, MG Chemicals also offers the 4226A alternative. For insulation class H protection, the 4228 is recommended.


MG Chemicals 4228A – Red Dielectric Coating possesses impressive properties that set it apart from its competitors:

  • Excellent dielectric properties: Provides solid insulation for safeguarding against potential damage from high voltage electricity.
  • Fast dry time: Designed to cure at room temperature, it accelerates the completion of tasks and improves productivity.
  • HAPs-free: Prioritises environmental safety, being free from hazardous air pollutants.
  • Strong adhesion: It bonds well with metals, glass, and most plastics, ensuring long-lasting protection.
  • Moisture protection: It offers excellent moisture resistance, increasing the durability of your components or products.


The MG Chemicals 4228A – Red Dielectric Coating is extremely versatile and can be utilised in a wide range of applications:

  • Metal Protection: It provides outstanding corrosion resistance, effectively safeguarding various metals.
  • Insulation: It ensures high voltage parts such as motor windings and transformer coils are well-insulated to prevent arcing and discharge.
  • Coating Coverage: With its distinct red hue, it allows operators to easily check the coating coverage.

This product delivers robust protection, excellent insulation, and easy application, making it a trusted choice for many operators. It’s ideal for those who demand both performance and environmental safety.

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